Minor code cleanup.

src/fn_register.rs

@@ -145,7 +145,7 @@ macro_rules! def_register {
             fn register_fn(&mut self, name: &str, f: FN) {
                 let fn_name = name.to_string();
 
-                let fun = move |args: &mut FnCallArgs, pos: Position| {
+                let func = move |args: &mut FnCallArgs, pos: Position| {
                     // Check for length at the beginning to avoid per-element bound checks.
                     const NUM_ARGS: usize = count_args!($($par)*);
 
@@ -165,7 +165,7 @@ macro_rules! def_register {
                     let r = f($(($clone)($par)),*);
                     Ok(Box::new(r) as Dynamic)
                 };
-                self.register_fn_raw(name, vec![$(TypeId::of::<$par>()),*], Box::new(fun));
+                self.register_fn_raw(name, vec![$(TypeId::of::<$par>()),*], Box::new(func));
             }
         }
 
@@ -177,7 +177,7 @@ macro_rules! def_register {
             fn register_dynamic_fn(&mut self, name: &str, f: FN) {
                 let fn_name = name.to_string();
 
-                let fun = move |args: &mut FnCallArgs, pos: Position| {
+                let func = move |args: &mut FnCallArgs, pos: Position| {
                     // Check for length at the beginning to avoid per-element bound checks.
                     const NUM_ARGS: usize = count_args!($($par)*);
 
@@ -196,7 +196,7 @@ macro_rules! def_register {
                     // potentially clone the value, otherwise pass the reference.
                     Ok(f($(($clone)($par)),*))
                 };
-                self.register_fn_raw(name, vec![$(TypeId::of::<$par>()),*], Box::new(fun));
+                self.register_fn_raw(name, vec![$(TypeId::of::<$par>()),*], Box::new(func));
             }
         }
 
@@ -209,7 +209,7 @@ macro_rules! def_register {
             fn register_result_fn(&mut self, name: &str, f: FN) {
                 let fn_name = name.to_string();
 
-                let fun = move |args: &mut FnCallArgs, pos: Position| {
+                let func = move |args: &mut FnCallArgs, pos: Position| {
                     // Check for length at the beginning to avoid per-element bound checks.
                     const NUM_ARGS: usize = count_args!($($par)*);
 
@@ -229,7 +229,7 @@ macro_rules! def_register {
                     f($(($clone)($par)),*).map(|r| Box::new(r) as Dynamic)
                                           .map_err(|err| err.set_position(pos))
                 };
-                self.register_fn_raw(name, vec![$(TypeId::of::<$par>()),*], Box::new(fun));
+                self.register_fn_raw(name, vec![$(TypeId::of::<$par>()),*], Box::new(func));
             }
         }